<template>

    <a-layout>
      <a-layout-content
          :style="{ background: '#fff', padding: '24px', margin: 0, minHeight: '280px' }"
      >
        <a-button type="primary"  @click="add()">
          新增
        </a-button>
        <a-table
            :columns="columns"
            :row-key="record => record.id"
            :data-source="level1"
            :pagination="false"
            :loading="loading"
            @change="handleTableChange"
        >
          <template v-slot:action="{ text, record }">
            <a-space size="small">
              <a-button type="primary"  @click="edit(record)">
                编辑
              </a-button>
             <a-popconfirm
                title="删除后不可以恢复，确认删除?"
                ok-text="是"
                cancel-text="否"
                @confirm="handleDelete(record.id)"
             >
                <a-button danger >
                 删除
               </a-button>
             </a-popconfirm>
            </a-space>
          </template>
        </a-table>
  
      </a-layout-content>
    </a-layout>
  
    <a-modal
        title="分类表单"
        v-model:visible="modalVisible"
        :confirm-loading="modalLoading"
        @ok="handleModalOk"
    >
      <a-form :model="category" :label-col="{ span: 6 }" :wrapper-col="{ span: 18 }">
        <a-form-item label="名称">
          <a-input v-model:value="category.name" />
        </a-form-item>
        <a-form-item label="父分类">
          <a-select
              v-model:value="category.parent"
              ref="select"
          >
            <a-select-option value="0">
              无
            </a-select-option>
            <a-select-option v-for="c in level1" :key="c.id" :value="c.id"
              :disabled="category.id === c.id">
              {{c.name}}
            </a-select-option>
          </a-select>
        </a-form-item>
        <a-form-item label="顺序">
          <a-input v-model:value="category.sort"/>
        </a-form-item>
      </a-form>
    </a-modal>
  </template>
  <script lang="ts">
  import { defineComponent ,onMounted,ref} from 'vue';
  import axios from 'axios';
  import  {Tool} from '@/utils/tool';
  import {message} from "ant-design-vue";
  
  
  
  export default defineComponent({
    name: 'AdminCategory',
    components: {
  
    },
    setup(){
      const categorys = ref();
      const pagination = ref({
        current: 1,
        pageSize: 2,
        total: 0
      });
      const loading = ref(false);
      const columns = [
        {
          title: '名称',
          dataIndex: 'name'
        },
        {
          title: '父分类',
          dataIndex: 'parent'
        },
        {
          title: '顺序',
          dataIndex: 'sort'
        },
        {
          title: 'Action',
          key: 'action',
          slots: { customRender: 'action' }
        }
      ];
  
      /*
      * 数据查询
      * */
      const level1 = ref();
      const  handleQuery = ()=>{
        loading.value = true;
        axios.get("/category/allList").then((resp)=>{
          loading.value = false;
          const  data = resp.data;
          categorys.value = data.content;
          if (data.success){
            console.log("原始数组",data.content);
  
            level1.value = [];
            level1.value = Tool.array2Tree(data.content,0);
            console.log("树形结构：",level1);
          } else {
            message.error(data.message);
          }
        });
      };
  
      // -------- 表单 ---------
  
      const category = ref();
      const modalVisible = ref(false);
      const modalLoading = ref(false);
      const handleModalOk = () => {
        modalLoading.value = true;
  
  
        console.log(category.value);
        axios.post("/category/save",category.value).then((resp)=>{
          const data = resp.data;
          if (data.success){
            modalVisible.value = false;
            modalLoading.value = false;
            //重新加载列表
            handleQuery();
          }
        })
      };
  
      //删除
      const handleDelete = (id:number)=>{
        axios.get('/category/remove/'+id).then((resp)=>{
          if (resp.data.success){
            //重新加载列表
            handleQuery();
          }
        })
      }
  
      //编辑
      const edit = (record:any)=>{
        category.value = record;
        modalVisible.value =true;
      }
      //新增
      const add = ()=>{
        category.value = {};
        modalVisible.value =true;
      }
  
  
      onMounted(()=>{
        handleQuery();
      })
      return {
        categorys,
        pagination,
        columns,
        loading,
  
        edit,
        modalVisible,
        modalLoading,
        handleModalOk,
        category,
        add,
        handleDelete,
        level1,
      }
    }
  });
  </script>